Pyroxsulam, 100 µg/ml, Acetonitrile, 1ml

13C3-Caffeine, 100 µg/ml, Methanol, 1ml

1,2,3,7,8,9-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,

Methyl linolenate, 100mg